Transmissions & Drivetrain

Circle D HP Series 3000-3200 Stall Speed LS 4L60 300mm Torque Converter Great option for Daily Driver vehicle looking for a little more stall. Will drive 99% stock under light throttle. Converter diameter: 300mm - 12" Stall speeds 3000-3200Hand TIG...

Hooker Blackheart 1978-88 LS/LT Swap Crossmember Add-On Bracket G-Body BHS5183 1978-1988 GM A/G-Body LS or LT Swap Crossmember Add-on Bracket - TKX 5-Speed Transmissions - Use with 12644HKR-1 1978-1988 GM A/G-Body LS/LT-Swap Crossmember Add-on Bracket...

Hooker Blackheart 1978-88 LS/LT Swap Crossmember Add-On Bracket G-Body BHS5182 6L80/90, 8L45/80/90, 10L80/90 Transmissions - Use with 12644HKR-1 1978-1988 GM A/G-Body LT-Swap Crossmember Add-on Bracket for 6, 8, and 10-Speed GM Transmissions. Use...

Hooker Blackheart 1978-88 LS/LT Swap Crossmember Add-On Bracket G-Body BHS5181 1978-1988 GM A/G-Body LS-Swap Crossmember Add-on Bracket for 4L60 Transmission This new 1978-1988 GM A/G-Body LS/LT-Swap Crossmember Add-on Bracket for 10-Speed Transmission...

Holley EFI GM F-Body T-56 Transmission Harness for Terminator X Max ECU   F-Body T-56 Transmission Harness for use with Terminator X Max ECU's on V3 Build 100, or Holley EFI V6 Build 300, or later.   F-Body T-56 Transmission Harness -...

Holley EFI GM T-56 Magnum Transmission Harness for Terminator X Max ECU  T-56 Magnum Transmission Harness for use with Terminator X Max ECU's on V3 Build 100, Holley EFI V6 Build 300, or later.   T-56 Magnum Transmission Harness - Terminated...

Holley EFI CAN to USB Dongle - 8' Communication Cable 558-443 Compatible w/ Holley EFI, Sniper EFI, and Terminator X Software The CAN to USB communication cable provides the user with real tuning time access to the ECU. This cable can be used...

Holley Sniper EFI Transmission Control Kit w/ 3.5" Handheld - For GM Carbureted Applications  For Carbureted applications - includes 3.5" Handheld. The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed...

Holley Sniper EFI Transmission Control Service Unit GM 4L60/70/80E  Service Part Only (Handheld not included) The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed transmissions. Three part numbers cover...

Holley Sniper 2 EFI Transmission Control Kit  For Sniper 2 based applications (Handheld not included) The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed transmissions. Three part numbers cover a...

Holley Sniper 1 EFI Transmission Control Kit  For Sniper 1 based applications (Handheld not included) The Sniper Transmission Controller (STC) is designed for common GM and Ford electronic 4-speed transmissions. Three part numbers cover a complete...

Boss Hog GM 6L80E Torque Converter - Night Stalker Series Stall Range: 200-280012 inch Core.Bolt Pattern: 11.125 inches35 Spline.1.703 inch Crank Pilot.Bolt Size: 3/8 X 16 TPI (GRADE 8 ONLY)No Anti-Balloon Plate. Converter Features: Made in...